[PATCH v7 03/14] arm64/numa: add nid check for memory block
From: Zhen Lei <hidden>
Date: 2016-08-24 07:46:31
Also in:
linux-arm-kernel, lkml
Subsystem:
open firmware and flattened device tree, the rest · Maintainers:
Rob Herring, Saravana Kannan, Linus Torvalds
Use the same tactic to cpu and numa-distance nodes. Signed-off-by: Zhen Lei <redacted> --- drivers/of/of_numa.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/drivers/of/of_numa.c b/drivers/of/of_numa.c
index 7b3fbdc..afaeb9c 100644
--- a/drivers/of/of_numa.c
+++ b/drivers/of/of_numa.c@@ -75,6 +75,11 @@ static int __init of_numa_parse_memory_nodes(void) */ continue; + if (nid >= MAX_NUMNODES) { + pr_warn("NUMA: Node id %u exceeds maximum value\n", nid); + return -EINVAL; + } + for (i = 0; !r && !of_address_to_resource(np, i, &rsrc); i++) r = numa_add_memblk(nid, rsrc.start, rsrc.end + 1); --
2.5.0